+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   70279 (1999 RY110) Classification: Main-belt Asteroid          SPK-ID: 2070279 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1653139638765009 5.1381e-08   a 2.665517068255426 1.4079e-08 au q 2.224869875921652 1.3459e-07 au i 9.256237110716755 5.7049e-06 deg node 331.9516963254925 2.8811e-05 deg peri 180.5704951578102 3.2148e-05 deg M 153.5670480653402 1.6227e-05 deg tp 2458322.443062213440 (2018-Jul-22.94306221) 6.9194e-05 TDB period 1589.536952610439 4.35 1.2594e-05 3.448e-08 d yr n .2264810512324266 1.7944e-09 deg/d Q 3.1061642605892 1.6407e-08 au   Orbit Determination Parameters    # obs. used (total)      953      data-arc span      9488 days (25.98 yr)      first obs. used      1994-08-10      last obs. used      2020-08-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5288      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 06:26:39   Additional Information  Earth MOID = 1.23547 au   Jupiter MOID = 1.89723 au   T_jup = 3.345  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.3   n/a MPO395642   diameter diameter 3.501 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.138   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   70279 (1999 RY110)          Discovered 1999-Sep-08 by LINEAR at Socorro Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1999 RY110 = 1994 PH6  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-24 16:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin